amd.com - AMD Ryzen, Threadripper and EPYC processors
arm.com - Arm (processor designs)
intel.com - Intel Core, Xeon and Core Ultra processors
marvell.com - Marvell (cavium.com now goes here)
qualcomm.com - Qualcomm Snapdragon
riscv.org - RISC-V International (open instruction set)
cpu-world.com - CPU-World (CPU identification and specs)
cpubenchmark.net - PassMark CPU benchmarks
techpowerup.com - TechPowerUp CPU database
microcenter.com - Micro Center CPUs
newegg.com - Newegg CPUs
pcpartpicker.com - PCPartPicker CPU price comparison
chipsandcheese.com - Chips and Cheese (CPU architecture deep dives)
phoronix.com - Phoronix (Linux CPU benchmarks)
servethehome.com - ServeTheHome (server CPU reviews)
tomshardware.com - Tom's Hardware